diff options
Diffstat (limited to 'setuptools/command/depends.py')
| -rw-r--r-- | setuptools/command/depends.py | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/setuptools/command/depends.py b/setuptools/command/depends.py deleted file mode 100644 index 9d9c9f4..0000000 --- a/setuptools/command/depends.py +++ /dev/null @@ -1,164 +0,0 @@ -from distutils.cmd import Command -import os, sys - - -class depends(Command): - - """Download and install dependencies, if needed""" - - description = "download and install dependencies, if needed" - - user_options = [ - ('temp=', 't', - "directory where dependencies will be downloaded and built"), - ('ignore-extra-args', 'i', - "ignore options that won't be passed to child setup scripts"), - ] - - path_attrs = [ - # Note: these must be in *reverse* order, as they are pushed onto the - # *front* of a copy of sys.path. - ('install','install_libbase'), # installation base if extra_path - ('install_lib','install_dir'), # where modules are installed - ] - - # Command options that can be safely passed to dependencies' setup scripts - safe_opts = { - 'install': [ - 'prefix','exec-prefix','home','install-base','install-platbase', - 'root','optimize','force','verbose','quiet' - ], - 'build': ['compiler','debug','force','verbose','quiet'], - } - - # Options with string arguments that are *not* directories or files, and - # so should *not* have absolute-path fixups applied. - non_fs_opts = {'build':['compiler'] } - - - def initialize_options(self): - self.temp = None; self.ignore_extra_args = None - - def finalize_options(self): - self.set_undefined_options('build',('build_temp', 'temp')) - self.set_search_path() - self.set_subcommand_args() - - def set_subcommand_args(self): - safe = {'install':[]} # ensure we at least perform an install - unsafe = {} - copts = self.distribution.get_cmdline_options() - - if 'depends' in copts: - del copts['depends'] - - for cmd,opts in copts.items(): - safe_opts = self.safe_opts.get(cmd,()) - non_fs_opts = self.non_fs_opts.get(cmd,()) - - for opt,val in opts.items(): - if opt in safe_opts: - cmdline = safe.setdefault(cmd,[]) - if val is not None and opt not in non_fs_opts: - val = os.path.abspath(val) - else: - cmdline = unsafe.setdefault(cmd,[]) - - cmdline.append('--'+opt) - if val is not None: - cmdline.append(val) - - self.safe_options = safe - self.unsafe_options = unsafe - - def set_search_path(self): - """Determine paths to check for installed dependencies""" - path = sys.path[:] # copy sys path - for cmd,attr in self.path_attrs: - dir = getattr(self.get_finalized_command(cmd),attr,None) - if dir and dir not in path: - path.insert(0,dir) # prepend - self.search_path = path - - def run(self): - self.announce("checking for installed dependencies") - - needed = [ - dep for dep in self.distribution.requires if self.is_needed(dep) - ] - - if not needed: - self.announce("all dependencies are present and up-to-date") - return - - argv = [sys.executable,'setup.py'] - for cmd,line in self.safe_options.items(): - argv.append(cmd); argv.extend(line) - - self.announce( - "dependencies will be installed using:\n "+' '.join(argv)+'\n' - ) - - # Alert for unsupported commands/options, unless '-i' was used - if self.unsafe_options: - self.warn_unsafe_options_used() - if not self.ignore_extra_args: - raise SystemExit( - "Unsupported options for building dependencies; please" - " add 'depends -i'\nto your command line if you want to" - " force the build to proceed.\nOtherwise, you will need" - " to omit the unsupported options,\nor install the" - " dependencies manually." - ) - - - # Alert the user to missing items - fmt = "\t%s\t%s\n" - items = [fmt % (dep.full_name(),dep.homepage) for dep in needed] - items.insert(0,"Please install the following packages *first*:\n") - items.append('') - raise SystemExit('\n'.join(items)) # dump msg to stderr and exit - - - - def warn_unsafe_options_used(self): - lines = []; write = lines.append - write("the following command options are not supported for building") - write("dependencies, and will be IGNORED:") - for cmd,line in self.unsafe_options.items(): - write('\t%s %s' % (cmd,' '.join(line))) - write('') - self.warn('\n'.join(lines)) - - - def is_needed(self,dep): - """Does the specified dependency need to be installed/updated?""" - - self.announce("searching for "+dep.full_name()) - version = dep.get_version(self.search_path) - - if version is None: - self.announce(name+" not found!") - return True - - if str(version)=="unknown": - status = dep.name+" is installed" - else: - status = dep.name+" version "+str(version)+" found" - - if dep.version_ok(version): - self.announce(status+" (OK)") - return False - else: - self.announce(status+" (update needed)") - return True - - - - - - - - - - |